marcus bought a shirt for $19, a pair of pants for $38 , and a package of six socks for $8.52. how much did he spend in all
2 answers:
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Answer:
Step-by-step explanation:
The equation of a straight line can be written as .
With the pair of coordinates (coordinates are written in the form ) , the following can be written:
To solve for a variable, we can use elimination:
(subtract the second equation from the first)
(
is eliminated)
To solve for the other variable, we can use substitution:
is the linear equation for the line that passes through the points
and
Answer:
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